Is Seneca, Missouri tap water safe?
2 water systems report serving Seneca. Your water depends on which one serves your address. Check your bill if unsure.
A
Seneca PWS
Serves 2,390 people · Groundwater · Full report →
No health-based violations in the last 5 years; 1 monitoring/reporting violation; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).
A
43 Mobile Home & RV Park
Serves 137 people · Groundwater · Full report →
No health-based violations in the last 5 years; No UCMR 5 PFAS results on file; Lead 90th percentile below the action level (2025).